Finding the Fourth Proportional to 75,875,766.36, 113,813,480.64 and 58,629,045.48
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Solution
The fourth proportional to 75,875,766.36, 113,813,480.64 and 58,629,045.48 is: 87,943,437.71
Step by Step Solution
- Step 1: Write the proportion equation
75,875,766.36 : 113,813,480.64 = 58,629,045.48 : x - Step 2: Convert to fraction form
75,875,766.36/113,813,480.64 = 58,629,045.48/x - Step 3: Cross multiply
75,875,766.36x = 113,813,480.64 × 58,629,045.48 - Step 4: Simplify right side
75,875,766.36x = 6,672,775,732,679,659 - Step 5: Solve for x
x = 6,672,775,732,679,659/75,875,766.36 - Step 6: Final answer
x = 87,943,437.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.